High Chromium Cast Iron Casting Process Flow
High Chromium Cast Iron ,also  called Wear-Resistant Cast Iron is Leesh Sand Casting Foundry all year round casting products. This Casting Processing Production...
Cast Steel Grades: GB ASTM AS EN ISO Equivalent Comparison
Leesh Holdings is a professional and experienced sand cast steel manufacturer capable of producing all standard cast steel grades including GB, ASTM, Australia...
310S Austenitic Chromium-Nickel Casting
2520(310S) Stainless Steel Introduction
Leesh Sand Casting Process  We have been continuously pouring 2520 (310S) stainless steel all year round for global customers serving harsh environments. Strict...
EN 10293 GE300 Sand Casting
EN 10293 GE300 / GS‑60 (1.0558) – Sand Casting Production
EN 10293 GE300 / GS‑60 (1.0558) – Material Specification & Sand Casting Production Material Overview EN 10293 GE300, historically...
Heat Treatment | Leesh Holdings Heat Process & Quality Guide
Heat Treatment Training Seminar Heat Treatment Training Seminar CopyRight@Leesh Holdings | If quoted, please indicate the source....
ISO8062
ISO8062 & VDG P690 Casting Dimensional Tolerance Standards
Comprehensive casting tolerance guide: ISO 8062 (GB/T6414) CT5-CT7 linear tolerances, VDG P690 investment casting specs (D1/D2/D3), angular tolerance (±0.5°~±1°),...
Abrasion Resistant White Iron
Abrasion Resistant White Iron Castings ASTM A532 / A532M
Abrasion Resistant White Iron Castings ASTM A532 / A532M Method of Manufacture These alloys may be produced by any suitable melting practice. If any...
CopyRight Declaration
Dear all attention: All molds/moulds/toolings and drawings are the assets and property of our customers. We will not use the customer’s molds/moulds/toolings...
Merry Christmas and a happy and prosperous 2026
As 2025 draws to a close, we want to take a moment to thank our outstanding team, trusted customers, and valued suppliers. It has been a growing year for...
Leesh Holdings Tin Bronze Part
GOST 613-79 Tin Bronze Tin Foundry Bronzes
GOST 613-79: Tin Foundry Bronzes Standard GOST 613-79: Tin Foundry Bronzes. Grades Standard Information Standard Number: ГОСТ 613-79 Title: Tin Foundry...
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